import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/* Router Modules
import componentsRouter from './modules/components'
import chartsRouter from './modules/charts'
import tableRouter from './modules/table'
import nestedRouter from './modules/nested'
*/
/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    noCache: true                if set true, the page will no be cached(default is false)
    affix: true                  if set true, the tag will affix in the tags-view
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/redirect',
    component: Layout,
    hidden: true,
    children: [
      {
        path: '/redirect/:path(.*)',
        component: () => import('@/views/redirect/index')
      }
    ]
  },
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },
  {
    path: '/auth-redirect',
    component: () => import('@/views/login/auth-redirect'),
    hidden: true
  },
  {
    path: '/404',
    component: () => import('@/views/error-page/404'),
    hidden: true
  },
  {
    path: '/401',
    component: () => import('@/views/error-page/401'),
    hidden: true
  },
  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [
      {
        path: 'dashboard',
        component: () => import('@/views/dashboard/index'),
        name: 'Dashboard',
        meta: { title: '首页', icon: 'dashboard', affix: true }
      }
    ]
  }
]

/**
 * asyncRoutes
 * the routes that need to be dynamically loaded based on user roles
 */
export const asyncRoutes = [
  {
    path: '/permission',
    component: Layout,
    redirect: '/permission/page',
    alwaysShow: true, // will always show the root menu
    name: 'Permission',
    meta: {
      title: '管理',
      icon: 'lock',
      roles: ['admin'] // you can set roles in root nav
    },
    children: [
      {
        path: 'userlist',
        component: () => import('@/views/my/admin/userList'),
        name: 'userlist',
        meta: { title: '用户列表', icon: 'dashboard', affix: true }
      },
      {
        path: 'articlelist',
        component: () => import('@/views/my/admin/articleList'),
        name: 'articlelist',
        meta: { title: '文章列表', icon: 'dashboard', affix: true }
      }
    ]
  },

  // 文章列表
  {
    path: '/articleList',
    component: Layout,
    redirect: '/list',
    children: [
      {
        path: 'list',
        component: () => import('@/views/my/article/list'),
        name: 'ArticleList',
        meta: { title: '我的文章', icon: 'list' }
      }]
  },
  // 文章创建
  {
    path: '/articleCreate',
    component: Layout,
    redirect: '/create',
    children: [
      {
        path: 'create',
        component: () => import('@/views/my/article/create'),
        name: 'CreateArticle',
        meta: { title: '开始创作', icon: 'edit' }
      }]
  },
  // 个人信息
  {
    path: '/my',
    component: Layout,
    redirect: '/profile',
    children: [
      {
        path: 'profile',
        // hidden: true,
        component: () => import('@/views/my/profile/index'),
        name: 'Profile',
        meta: { title: '个人中心', icon: 'user', noCache: true }
      }
    ]
  },

  {
    path: '/operation',
    component: Layout,
    redirect: 'noRedirect',
    children: [
      {
        path: 'look/:id(\\d+)',
        component: () => import('@/views/my/article/LookArticle'),
        name: 'LookArticle',
        meta: { title: '查看文章', noCache: true },
        hidden: true
      },
      // 该组件被隐藏
      {
        path: 'edit/:id(\\d+)',
        component: () => import('@/views/my/article/edit'),
        name: 'EditArticle',
        meta: { title: '编辑文章', noCache: true, activeMenu: '/my/article/list' },
        hidden: true
      },
      // 所有文章
      {
        path: 'all/:id(\\d*)/:name(\\w*)',
        component: () => import('@/views/my/article/components/AllArticle'),
        name: 'AllArticle',
        meta: { title: '所有文章', noCache: true, activeMenu: '/my/article/list' },
        hidden: true
      }]
  },
  // 我的收藏
  {
    path: '/collections',
    component: Layout,
    redirect: '/list',
    children: [{
      path: 'list',
      name: 'CollectionList',
      component: () => import('@/views/my/collections/Collectionslist'),
      meta: {
        title: '我的收藏',
        icon: 'star',
        roles: ['user']
      }
    }]
  },
  // 展示其他用户界面
  {
    path: '/user',
    component: Layout,
    hidden: true,
    redirect: '/info',
    children: [{
      path: 'info/:id',
      name: 'CollectionList',
      component: () => import('@/views/my/profile/UserInfo'),
      meta: {
        title: '用户信息',
        roles: ['user']
      }
    }]
  },
  // 404界面
  {
    path: '/error',
    hidden: true,
    component: Layout,
    redirect: 'noRedirect',
    name: 'ErrorPages',
    meta: {
      title: '错误页面',
      icon: '404'
    },
    children: [
      {
        path: '401',
        component: () => import('@/views/error-page/401'),
        name: 'Page401',
        meta: { title: '401', noCache: true }
      },
      {
        path: '404',
        component: () => import('@/views/error-page/404'),
        name: 'Page404',
        meta: { title: '404', noCache: true }
      }
    ]
  },

  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({ y: 0 }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
